December in Levittown averages a daily high of 7.2°C with nights around -0.3°C. Expect roughly 10.6 wet days totalling 98.7mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Levittown is August–October.
Based on FARMINGDALE REPUBLIC AIRPORT, NY US (8.3km), 1995–2024. 24 years of December data.